2008497799

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 2603988000

約数和(自身を除く): 595490201

約数列:

[1, 7, 11, 49, 77, 89, 149, 281, 539, 623, 979, 1043, 1639, 1967, 3091, 4361, 6853, 7301, 11473, 13261, 13769, 21637, 25009, 41869, 47971, 80311, 92827, 145871, 151459, 175063, 275099, 293083, 460559, 649789, 1021097, 1225441, 1925693, 2051581, 3223913, 3726341, 7147679, 13479851, 22567391, 26084387, 40989751, 182590709, 286928257, 2008497799]

約数ペア:

[(1, 2008497799), (7, 286928257), (11, 182590709), (49, 40989751), (77, 26084387), (89, 22567391), (149, 13479851), (281, 7147679), (539, 3726341), (623, 3223913), (979, 2051581), (1043, 1925693), (1639, 1225441), (1967, 1021097), (3091, 649789), (4361, 460559), (6853, 293083), (7301, 275099), (11473, 175063), (13261, 151459), (13769, 145871), (21637, 92827), (25009, 80311), (41869, 47971)]